Top Science News

July 29, 2026

Top Headlines

Scientists Find a Simple Way to Stop Cavities Without Drilling

July 29, 2026 A liquid brushed onto cavities in seconds may spare many young children from pain, infection, and surgery. A major U.S. trial found that silver diamine fluoride stopped decay in more than half of treated baby teeth. The treatment requires no ...

Your Gut May Help Your Brain Decide What to Remember

July 29, 2026 Signals traveling from the gut to the brain may help turn meals into lasting memories. Rats showed stronger memory activity after consuming nutritious foods, but not after drinking sweet liquids with little or no nutritional value. Blocking the ...

Why Are so Many Dead Bumblebees Appearing on Sidewalks?

July 29, 2026 Bumblebees naturally have short lives, but extreme heat and human activity are making survival harder. Pesticides can poison bees or destroy the flowers they depend on, while habitat loss leaves them with fewer safe places to live and feed. ...

A Tiny Molecular Basket Unlocks a Powerful New Kind of Chemistry

July 29, 2026 Rice University chemists have found a new way to make neodymium, a rare-earth metal, interact with oxygen. Using a specially designed molecular structure described as a “basket,” the team positioned the atoms so they could form a bond once ...

New Microwave Frying Method Could Make French Fries Much Healthier

July 29, 2026 A new cooking method could make French fries crispier in less time while significantly limiting how much oil they absorb. Researchers propose combining microwave heating, which keeps oil out, with conventional frying, which provides the crunch ...

Can’t Sleep in the Heat? These 8 Tricks Could Save Your Night

July 29, 2026 Sleeping well during a heatwave starts with stopping the home from overheating. Close blinds against strong sunlight, ventilate when the air outside becomes cooler, and avoid using heat-producing appliances during the hottest hours. Moving to a ...

The Search for Life on Jupiter's Icy Moon Europa Just Got More Complicated

July 29, 2026 Europa’s hidden ocean has made the icy moon one of the solar system’s most promising places to search for habitable conditions. Scientists have hoped that water from this deep ocean might rise through cracks and form shallow reservoirs that ...

Earth’s Hidden “Gold Kitchen” Lies Beneath the Seafloor

July 29, 2026 Deep beneath submarine volcanoes, Earth may be running a natural “gold kitchen.” By analyzing volcanic glass from the Kermadec island arc north of New Zealand, researchers found that water-rich mantle repeatedly melts beneath subduction zones, ...

4 in 5 Toddler Foods Are Ultra-processed

July 28, 2026 A grocery-store audit found that many foods marketed for toddlers may be far less healthy than parents expect. Of nearly 2,800 products examined in Texas, 81% were ultra-processed, and almost half failed at least one World Health Organization ...

One of Earth’s Most Explosive Supervolcanoes Is Recharging with Fresh Magma

July 28, 2026 Deep beneath Japan’s mostly submerged Kikai caldera, scientists have discovered a vast magma reservoir that appears to be filling again. The volcano produced the largest eruption of the Holocene ...

A Slowing Atlantic Current Could Unleash Stronger California Storms

July 28, 2026 A weakening Atlantic current could supercharge California’s atmospheric rivers while leaving Greenland with fewer snow-producing storms. The changes could raise flood risks, strain infrastructure, and reshape water supplies far beyond the ...

Misfolded Insulin May Be Quietly Driving Diabetes

July 28, 2026 Researchers found that insulin-producing cells depend on a team of helper proteins to keep insulin production on track. When one key partner was missing, damaged proteins built up and the cells made less insulin. Strengthening this system could ...

Latest Headlines

updated 9:02am EDT

Hidden Charcoal Reveals the True Age of Ancient Cave Paintings

July 28, 2026 A new analysis has precisely dated paintings in France’s Font-de-Gaume cave for the first time. Scientists discovered charcoal inside black pigments once thought to contain only minerals, allowing ...

NASA’s Psyche Spacecraft Aces Mars Flyby Capturing Stunning Timelapse Video

July 28, 2026 NASA’s Psyche spacecraft aced its Mars flyby, using the planet’s gravity to speed toward its 2029 encounter with a metal-rich asteroid. The ...

Blazing Like 10 Billion Suns: NASA’s Swift Sees a Wandering Black Hole Devouring a Star

July 28, 2026 NASA’s Swift Observatory observed a supermassive black hole ripping apart a star more than 30,000 light-years from the center of a distant galaxy. ...

Twisted Laser Light Can Tell Mirror-Image Molecules Apart

July 28, 2026 Scientists have created twisted laser beams that interact differently with right-handed and left-handed molecules, revealing their identity through the fragments they produce. The approach could ...

These Insect Submariners Survive Depths That Should Crush Them

July 27, 2026 Lake fly larvae plunge more than 200 meters into Lake Malawi each day to hide from predators, using tiny air sacs to control their depth. A rubber-like material called resilin lets them expand or ...

Your Dreams Aren’t Random. Your Brain Is Rewriting Reality

July 27, 2026 Dreams are not random mental noise. A large study of more than 3,700 dream and waking reports found that what we experience during sleep is shaped by both our personalities and the world around us. ...

500,000-Year-Old Elephant Bone Hammer Shows Ancient Humans Were Master Toolmakers

July 27, 2026 Early humans in England crafted a rare piece of elephant bone into a reusable hammer for sharpening stone tools nearly 500,000 years ago. The ...

Why Jupiter Has Several Giant Moons but Saturn Has Only Titan

July 27, 2026 Young Jupiter’s powerful magnetic field may have created a safe zone where several large moons could survive. Saturn lacked this protection, possibly explaining why Titan stands almost alone among ...

After 241 Days in Orbit This NASA Astronaut Is Finally Home

July 27, 2026 NASA astronaut Chris Williams and two Roscosmos cosmonauts are back on Earth after spending 241 days aboard the International Space Station. Their journey covered more than 102 million miles and ...

The Best Way to Save Giant Sequoias May Be More Fire

July 26, 2026 Giant sequoias are built to withstand ordinary fires, but recent extreme wildfires killed thousands of trees that had survived for centuries or even millennia. A new analysis of about 26,400 sequoias ...

Hidden Genetic Diversity Helped Inbred Brown Tree Snakes Conquer Guam

July 26, 2026 A notorious snake invasion that devastated Guam’s native birds may have succeeded because the reptiles carried hidden genetic advantages. Using advanced long-read DNA sequencing, researchers ...

Venus May Be Tearing Itself Apart from Within

July 24, 2026 Scientists have uncovered new evidence that Venus may still be tearing itself apart from within. Advanced 3D simulations indicate that some of the planet's giant rift valleys formed relatively ...

Scientists Put the “recycling Is a Distraction” Claim to the Test

July 25, 2026 Recycling, greener diets, and other personal climate choices do not seem to distract people from supporting major environmental reforms. A four-year study of nearly 2,800 Australians found that these ...

Orcas Filmed Smashing Giant Sunfish Into Thousands of Pieces

July 23, 2026 Researchers in the Gulf of California have documented a dramatic orca behavior never described before. In two separate encounters, one orca gripped a dead sunfish by the fin while another charged ...

NASA Will Test SpaceX and Blue Origin Moon Landers Before the Next Lunar Landing

July 23, 2026 NASA is preparing for future astronaut landings on the Moon with an unusually ambitious orbital rehearsal. During Artemis III in 2027, Orion astronauts will rendezvous and dock separately with ...

Scientists Revive a Powerful Antibiotic That Superbugs Had Defeated

July 22, 2026 Scientists have found a way to revive vancomycin, a powerful antibiotic that some dangerous bacteria have learned to resist. Instead of creating an entirely new drug, researchers paired vancomycin ...

Ancient Ferns Turned Triassic Europe Into a Wildfire Inferno

July 22, 2026 Ancient fern savannahs may have transformed parts of Europe into a wildfire-prone inferno during the end-Triassic mass extinction. New fossil evidence suggests the ferns repeatedly regrew after ...

Scientists Discover the Hidden Brain Switch That Assigns Bees Their Jobs

July 22, 2026 Researchers found that specific brain circuits help decide which jobs bees perform as they age. When those circuits were switched off, older worker bees began caring for the queen again instead of ...

New Molecular Map Reveals How the Flu Virus Hijacks Human Cells

July 21, 2026 Scientists uncovered how influenza A commandeers human cells, including a surprising strategy that dissolves tiny structures in the nucleus and releases proteins the virus may use to reproduce. The ...

A Hidden “switch-Off” Signal Could Predict Solar Storms Seven Years Early

July 21, 2026 A newly discovered turning point in the Sun’s 11-year cycle could allow scientists to predict future solar activity years earlier than before. At this “switch-off” point, the most violent space ...

Scientists Discover the Sun Contains 55% More Silver Than Expected

July 24, 2026 A new analysis suggests the Sun holds far more silver than earlier estimates indicated. More advanced models of the solar atmosphere raised the calculated amount by 55 percent, bringing it into much ...

New Quantum Gravity Theory Links Entropy, Dark Energy, and Life

July 20, 2026 A new theoretical study offers a possible explanation for how the Universe can grow more complex without violating the second law of thermodynamics. Using a quantum gravity framework called Gravity ...

Scientists Found Two Powerful New Ways to Destroy Forever Chemicals

July 19, 2026 Scientists are testing two promising ways to destroy PFAS, the stubborn “forever chemicals” that can accumulate in water and resist normal treatment. One method uses collapsing vapor bubbles to ...

Scientists Identify the Rare Meteorite That Killed the Dinosaurs 66 Million Years Ago

July 19, 2026 The asteroid that wiped out the dinosaurs was likely an exceptionally rare CO chondrite from a distant region of the solar system. Its unusual chemistry suggests that planet-cooling dust and debris, ...

Astronomers Find the First Atmosphere on a Rocky World in the Habitable Zone

July 21, 2026 Astronomers have found the first confirmed atmosphere around a rocky planet in another star’s habitable zone. The planet, LHS 1140 b, revealed its atmosphere through helium slowly leaking into ...

Alzheimer’s Breakthrough: Scientists Restore Two Hours of Sleep Without Clearing Brain Plaques

July 20, 2026 Researchers have uncovered a surprising culprit behind sleep loss in Alzheimer’s disease: the brain’s own immune cells. In mice with amyloid plaques, overactive microglia triggered inflammation ...

China’s Chang’e-6 Reveals Why Solar Wind Hits the Moon’s Two Sides Differently

July 21, 2026 China’s Chang’e-6 samples have uncovered a surprising difference between the Moon’s two hemispheres. Solar wind particles penetrated deeper into the far-side soil because Earth’s ...

NASA’s Webb Telescope Discovers Giant Planet Hiding in One of Astronomy’s Most Famous Systems

July 23, 2026 A giant planet had been hiding inside one of astronomy’s most closely studied planetary systems, concealed by a bright disk of cosmic dust. Webb revealed Beta Pictoris d through atmospheric traces ...

A Shattered Asteroid May Have Bombarded Earth 800 Million Years Ago

July 18, 2026 A catastrophic asteroid breakup may have triggered a huge wave of impacts across the inner solar system about 800 million years ago. The debris was launched from near a gravitational gateway ...

A Healthier Global Diet Could Cut Farm Emissions by 85%

July 23, 2026 A global shift toward healthier diets could sharply reduce livestock farming, free up agricultural land, and cut emissions from land-use change by 85% by 2050. At the same time, fruit, vegetable, ...